About author: Early in July of 2015, tennis will celebrate the 40th anniversary of what might be the greatest upset in the annals of tennis.
There have been other key matches in which the disparity between the favourite and the victorious underdog may have been more pronounced by standards of the sport. But none has been more resonant, or flush with meaning and contrasts. For this was not just a contest between a mercurial, seemingly unstoppable prodigy and an undemonstrative veteran, it also embodied a clash of values in a rapidly changing world, and in the sport itself.